}

    Set<ClassDoc> getMixinClasses() {
        mixinClasses
    }

    Map<String, ClassDoc> getExtensionClasses() {
        return extensionClasses
    }

    List<PropertyDoc> getExtensionProperties() {
        List<PropertyDoc> properties = []
        mixinClasses.each { mixin ->
            mixin.classProperties.each { prop ->
                properties << prop.forClass(targetClass)
            }
        }

            para.appendChild(doc.createTextNode(String.format(" added by the %s plugin.", extensionDoc.getPluginId())));

            PropertyDoc propertyDoc = new PropertyDoc(propertyMetaData, Collections.singletonList(para), Collections.<ExtraAttributeDoc>emptyList());
            extensionDoc.getExtraProperties().add(propertyDoc);

            para = doc.createElement("para");
            para.appendChild(doc.createTextNode("Configures the "));

                linkMetaData.addBlockMethod(blockDoc.blockMethod.metaData)
            }
            classDoc.classProperties.each { propertyDoc ->
                linkMetaData.addPropertyAccessorMethod(propertyDoc.name, propertyDoc.metaData.getter ?: propertyDoc.metaData.setter)
            }
        } catch (Exception e) {

import groovy.lang.Closure;
import gradlebuild.docs.dsl.docbook.model.BlockDoc;
import gradlebuild.docs.dsl.docbook.model.ClassDoc;
import gradlebuild.docs.dsl.docbook.model.MethodDoc;
import gradlebuild.docs.dsl.docbook.model.PropertyDoc;
import gradlebuild.docs.dsl.source.model.MethodMetaData;
import gradlebuild.docs.dsl.source.model.TypeMetaData;
import org.w3c.dom.Element;

import java.util.Collection;
import java.util.HashSet;

        _ * javadocConverter.parse(property, !null) >> ({[parse("<para>${args.comment ?: 'comment'}</para>")]} as DocComment)
        return property
    }

    def propertyDoc(Map<String, ?> args = [:], String name) {
        return new PropertyDoc(classMetaData(), property(name, null), [parse("<para>$name comment</para>")], args.additionalValues ?: [])
    }

    def method(String name, ClassMetaData classMetaData) {

        _ * javadocConverter.parse(property, !null) >> ({[parse("<para>${args.comment ?: 'comment'}</para>")]} as DocComment)
        return property
    }

    def propertyDoc(Map<String, ?> args = [:], String name) {
        return new PropertyDoc(classMetaData(), property(name, null), [parse("<para>$name comment</para>")], args.additionalValues ?: [])
    }

    def method(String name, ClassMetaData classMetaData) {